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ERb_Radioactivity

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CP Assessment

An Upper Merion teacher was once quarantined during a medical procedure, because she was temporarily radioactive. How did she become radioactive?
  • A: She was exposed to strong gamma rays, which made her carbon-12 into radioactive carbon-14.
  • B: She swallowed radioactive medicine, and radioactive isotopes collected in her thyroid gland.
  • C: She received high doses of x-rays, which remained in her body for an extended time.

Honors Assessment


An Upper Merion teacher was once quarantined during a medical procedure, because she was temporarily radioactive. How did she become radioactive?
  • A: She was exposed to strong gamma rays, which made her carbon-12 into radioactive carbon-14.
  • B: She swallowed radioactive medicine, and radioactive isotopes collected in her thyroid gland.
  • C: She received high doses of x-rays, which remained in her body for an extended time.
  • D: Wait a minute! All of these are legitimate reasons for why she could be radioactive!